1 files changed, 3 insertions, 0 deletions
diff --git a/sql/sql_class.h b/sql/sql_class.h
index 00440449be8..d6d8c2ca5b7 100644
--- a/sql/sql_class.h
+++ b/sql/sql_class.h
@@ -629,6 +629,7 @@ void xid_cache_delete(XID_STATE *xid_state);
 
 class Security_context {
 public:
+  Security_context() {}                       /* Remove gcc warning */
   /*
     host - host of the client
     user - user of the client, set to NULL until the user has been read from
@@ -1467,6 +1468,7 @@ public:
 class select_result_interceptor: public select_result
 {
 public:
+  select_result_interceptor() {}              /* Remove gcc warning */
   uint field_count(List<Item> &fields) const { return 0; }
   bool send_fields(List<Item> &fields, uint flag) { return FALSE; }
 };
@@ -1757,6 +1759,7 @@ class Table_ident :public Sql_alloc
 class user_var_entry
 {
  public:
+  user_var_entry() {}                         /* Remove gcc warning */
   LEX_STRING name;
   char *value;
   ulong length;